Owner's Manual
Page 88
...servicing of your responsibility to be aware of the contents of products: PSR SERIES OF PORTATONE ELECTRONIC KEYBOARDS If during the first 90 days that immediately follows the purchase date, your new Yamaha product covered by Yamaha to sell the product, an authorized service center, or an authorized service...defaced, exchanged removed, or to failures and/or damages that may not apply to you. Please be prepared to provide proof purchase date (sales receipt, credit card copy, etc.) when requesting service and/or parts under warranty to: the retailer selling the product, or any person who...
...servicing of your responsibility to be aware of the contents of products: PSR SERIES OF PORTATONE ELECTRONIC KEYBOARDS If during the first 90 days that immediately follows the purchase date, your new Yamaha product covered by Yamaha to sell the product, an authorized service center, or an authorized service...defaced, exchanged removed, or to failures and/or damages that may not apply to you. Please be prepared to provide proof purchase date (sales receipt, credit card copy, etc.) when requesting service and/or parts under warranty to: the retailer selling the product, or any person who...